} else {
int64_t dummy;
IMediaSample_GetTime(sample, &curtime, &dummy);
+ if(curtime > 400000000000000000LL) {
+ /* initial frames sometimes start < 0 (shown as a very large number here,
+ like 437650244077016960 which FFmpeg doesn't like.
+ TODO figure out math. For now just drop them. */
+ av_log(NULL, AV_LOG_DEBUG,
+ "dshow dropping initial (or ending) audio frame with odd PTS too high %"PRId64"\n", curtime);
+ return S_OK;
+ }
curtime += pin->filter->start_time;
}